knowlton.] TERTIARY PLANTS OF NORTH AMERICA. 189 
QUERCOPHYLLUM Fontaine. Potomac Fl., p. 307, 1889. 
Quercophyllum grossedentatum Font. Potomac Fl., p. 307, pi. clvi, 
f. 9, 1889. 
Potomac formation: Near Brooke, Virginia. 
Quercophyllum tenuinerve Font. Potomac Fl., p. 308, pi. cxlix, f. 6, 7, 
1889. 
Potomac formation : Fredericksburg, Virginia. 
QUERCUS (Tournefort) Linnaeus. Syst., ed. i, 1735. 
Quercus acrodon Lx.= Quercus Lesquereuxiana. 
Quercus aemulans Lx. Ann. Kept. U. S. Geol. and Geogr. Surv. Terr., 
p. 288, 1871 [1872J. 
Eocene?: Washakie Station, Wyoming. 
Quercus alnoides Lx. Fl. Dak. Gr., p. 54, pi. vii, f. 3, 1892. 
Dakota group : Kansas. 
Quercus anceps Lx.= Diospyros ambigua. 
Quercus angustiloba Al. Br. in Ludwig. Palreoutogr., vol. viii, p. 
103, pi. xxxvi, f. 3, 1881; Lx., Ann. Pept. U. S. Geol. and Geogr. Surv. 
Terr., p. 378, 1872 [1873]; Tert. Fl., p. 161, pi. xxi, f. 4, 5, 1878. 
Laramie group : Golden, Colorado. 
Eoligniticf : Cross Lake, Louisiana? 
Quercus antiqua Xewby. Later Extinct Floras, p. 26, 1868. 
Dakota group?: Banks of Rio Dolores, Utah. 
Quercus aquamara (Ward) n. comb. 
Hedera aquamara Ward. Bull. U. S. Geol. Surv., no. 37, p. 59, pi. xxvi, f. 7, 
1887. 
Laramie group : Black Buttes, Wyoming. 
Quercus attenuata? Gopp. Lx.= Quercus viburnifolia. 
Quercus banksiaefolia Kewby. Bost. Journ. Nat. Hist., vol. vii, p. 
522, 1863. 
: Bellingham Bay, Washington. 
Quercus benzoin? Lx.= Persea Leconteana. 
Quercus bicornis Ward. Bull. U. S. Geol Surv., no. 37, p. 24, pi. ix, 
f. 3, 1887. 
Fort Union group: Seven-Mile Creek, Montana. 
Quercus Boweniana Lx. Mem. Mus. Comp. Zool., vol. vi, no. 2, p. 6, 
pi. ii, f. 5, 6, 1878. 
Miocene: California. 
Quercus Breweri Lx. = Quercus consimilis (f. 5-8) and Q. pauciden- 
tata (f. 9). 
Quercus carbonensis Ward. Bull. U. S. Geol. Surv., no. 37, p. 25, 
pi. ix, f. 6, 1887. 
Dryophyllum basidentatum Ward. Op. cit., p. 27, pi. xi, f. 2, 1887. 
Laramie?: Carbon, Wyoming. 
Quercus castaneopsis Lx. Cret. and Tert. Fl., p. 155, pi. xxviii, f. 10, 
1883. 
Green River group: Uinta County, formerly but incorrectly called 
Randolph County, Wyoming. 
